![]() ![]() On RHEL 6.x, the legacy grub v0.97 EFI bootloader can be used instead of grub2 as described here: P圎 Boot on Generation 2 Virtual Machinesīecause the PIT timer is not present in Generation 2 Virtual Machines, network connections to the P圎 TFTP server can be prematurely terminated and prevent the bootloader from reading Grub configuration and loading a kernel from the server. ![]() Until grub is fixed to use the EFI-supported timer, modify /boot/grub/nf, / etc/default/grub, or equivalent to have "timeout=100000" instead of the default "timeout=5". ![]() Grub Menu Timeout on Generation 2 Virtual Machinesīecause of legacy hardware being removed from emulation in Generation 2 virtual machines, the grub menu countdown timer counts down too quickly for the grub menu to be displayed, immediately loading the default entry. When creating the filesystem specify the number of groups to be 4096, for example: ![]() The ext4 format is preferred to ext3 because ext4 is more space efficient than ext3 when used with dynamic VHDX files. PS > New-VHD -Path C:\MyVHDs\test.vhdx -SizeBytes 127GB -Dynamic -BlockSizeBytes 1MB
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